Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
hanh sinh » hanh tinh, hanh dinh, hinh sinh
dang cong » dung cong
khoan cam » khoa cam, khoan va, phan cam
sinh cua » manh cua, dinh cuu, sinh va
cua dang » cua cong, cua ban
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - hanh sinh cua dang cong san ((than cap) or (khoan cam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh sinh cua dang cong san ((than cap) OR (khoan cam)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh sinh cua dang cong san ((than cap) or (khoan cam))*.